Cihan, OkayZurel, MichaelRaussendorf, Robert2023-03-042023-03-042022-051533-7146http://hdl.handle.net/11693/112057We will fix an error in the proof of Theorem 2 of the work On the extremal points of the $\Lambda $-polytopes and classical simulation of quantum computation with magic states by the current authors, published in Quantum Information and Computation Vol.21 No.13\&14, 1533-7146 (2021). The theorem as it is stated is still correct, however there is a gap in the proof that needs to be filled.EnglishErratum10.26421/QIC22.7-8-4